Question
Find the following values without a calculator.
  1. (10 + 10) ÷ 1 x 10 - 1 = _____
  2. 10 + (8 ÷ 1) x 10 - 5 = _____
  3. 2 + 9 ÷ 3 x (6 - 5) = _____
  4. (4 + 9 ÷ 3) x 10 - 3 = _____
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

(c)

Click button first when a symbol is required. X

(d)

Click button first when a symbol is required. X

Find the following values without a calculator.
  1. (10 + 10) ÷ 1 x 10 - 1 = _____
  2. 10 + (8 ÷ 1) x 10 - 5 = _____
  3. 2 + 9 ÷ 3 x (6 - 5) = _____
  4. (4 + 9 ÷ 3) x 10 - 3 = _____